M4A to AMR converter


Additional information about M4A file format

File extension .M4A
File category AUDIO
Additional information about M4A is a file extension for audio file encoded with advanced audio coding and it was intended to be the successor of MP3. M4A stands for MPEG-4 Audio
Additional information https://en.wikipedia.org/wiki/MPEG-4_Part_14
Useful links http://whatis.techtarget.com/fileformat/M4A-Unprotected-AAC-audio-file
https://en.wikipedia.org/wiki/MPEG-4_Part_14#.MP4_versus_.M4A
File conversion Convert a file to M4A
Developer Apple
Associated programs Apple Quick Time Player
Windows Media player
iTunes

 

Additional information about AMR file format

File extension .AMR
File category AUDIO
Additional information about The Adaptive Multi-Rate (AMR) codec is an audio compression format enhanced for speech coding.
Additional information https://en.wikipedia.org/wiki/Adaptive_Multi-Rate_audio_codec
Useful links http://pcsupport.about.com/od/fileextensions/f/amrfile.htm
http://www.amrplayer.com/
File conversion Convert a file to AMR
Developer 3rd Generation Partnership Project (3GPP)
Associated programs Apple iPhone
Audacity
Android
AMR Player
Open Source software
QuickTime
Real Player
VLS Media Player